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Current system
23272-5017
DUN 250
HD 220803


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LDS 815AB



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

23272-5017 DUN 250 (HD 220803)

 
 
23h 27m 11.05s -50° 16' 47.0" P.A. 83.00 sep 28.3 mag 7.63,8.54 Sp K2III+K2 dist. 215.52 pc (703.03 l.y.)
 
 
Coord 2000 23272-5017 Discov num DUN 250 Comp Coord arcsec 2000 23 27 11.05 -50 16 47.0
Date first 1826 Date last 2015 Obs 24
Pa first 94 Pa last 82.6 P.A. Now (θ) 82.6°
Sep first 51.8 Sep last 28.297 Sep. Now (ρ) 28.297"
Mag pri 7.63 Mag sec 8.54 delta mag (ΔM) 0.91 Spectral class K2III+K2 (yellow-orange/yellow-orange)
Pri motion ra +113 Sec motion ra -015
Pri motion dec -035 Sec motion dec -006
Notes N L S (See Notes, Linear solution, Parallax indidates non-physical)
rPM=1.109
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 220803 Constellation Phoenix SAO 247881 HIP 115762
Tycho2 8461-01264-1 Gaia DR2 6525816229153083776 HD 220803 GC 32623
CD CD-5013977 CP CP-5011819 Distance 215.52 Distance ly 703.03
 
 
WDS 23272-5017 DUN 250 (HD 220803) : NOTES
 
 
discov_num notes refcode
DUN 250 B is CD-50@13978.
Identified as optical and linear solution also published. LRR2022c
 
 
REFERENCES
 
 
refcode metd author reference
LRR2022c lin Letchford, R.R., White, G.L. & Brown, C.J. 2022AN....34320118L
LRR2022c AN 343, 20118, 2022
 
 
DISCOVERER
 
 
idgroup discov author
1 DUN Dunlop, J.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
23272-5017 DUN 250 2000 18 83 28.4 7.63 8.54 K2III NLD 232711.05-501647.0
23272-5017 DUN 250 2010 19 81 27.3 7.63 8.54 K2III NLD 232711.05-501647.0
23272-5017 DUN 250 2013 21 81 26.9 7.63 8.54 K2III NL 232711.05-501647.0
23272-5017 DUN 250 2015 23 81 26.5 7.63 8.54 K2III NL 232711.05-501647.0

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 23272-5017 DUN 250 (HD 220803) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 23272-5017 DUN 250 (HD 220803) : MEASURES
 
 
No records found.

 
 
WDS 23272-5017 (HD 220803) : VIRTUAL EYEPIECE
 
 

23272-5017 DUN 250A mag 7.63 Sp K2III 23272-5017 DUN 250B sep 18.3 P.A. 78.50 mag 8.54 Sp K2 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 23272-5017 (HD 220803) : ALADIN DSS IMAGE @ 23h 27m 11.05s -50° 16' 47.0"
 
 
 
 
WDS 23272-5017 DUN 250 (HD 220803) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23272-5017 DUN 250 distance=1' 23278-5021 I 1059 distance=8' 23238-5009 TDT4018 distance=34' 23227-5029 TDT4007 distance=45' 23307-5056 UC 4972 distance=52' 23208-5018 RST5560AB distance=61' 23208-5018 DUN 248AB,C distance=61' 23209-4927 RST1164 distance=79' 23355-5012 DAW 27 distance=80' 23293-5135 TOK 921 distance=81' 23324-4913 UC 4979 distance=82' 23336-4924 KPP4321 distance=82' 23338-4924 UC 4985 distance=83' 23203-5109 TDT3989 distance=84' 23350-5100 I 692AB distance=86' 23350-5100 B 9040AC distance=86' 23193-5105 B 1401 distance=90' 23366-4940 HJ 5408 distance=99' 23357-5126 UC 4991 distance=106' 23207-5147 TDT3991 distance=110' 23356-4901 TDT4115 distance=112' 23325-5157 TDT4091 distance=112' 23270-5211 UC 4954 distance=115' 23186-4858 RSS 576 distance=115' 23299-5213 BRT2104 distance=119' 23347-4843 TDT4105 distance=119' 23235-5211 TOI2314 distance=119' 23163-4918 UC 4912 distance=121' 23274-5218 LDS 815Ba,Bb distance=122' 23274-5218 LDS 815AB distance=122' 23136-5044 KPP4306 distance=133' 23363-4835 LDS 819AB distance=135' 23363-4835 GAT 32AC distance=135' 23143-4920 CPO 635 distance=138' 23226-4806 I 1469 distance=139' 23303-5233 TDT4071 distance=140' 23133-4937 I 1467 distance=141' 23128-5049 JNN 327 distance=142' 23252-4757 TOI 319 distance=142' 23121-5006 BRT1131 distance=146' 23266-5243 EHR 21 distance=147' 23271-5247 NSC 32 distance=151' 23147-4835 SKF1187 distance=159' 23129-5141 BVD 158 distance=160' 23438-5044 RST1176 distance=161' 23103-5016 BVD 157 distance=162' 23409-5159 TDT4147 distance=165' 23383-5229 FIN 291 distance=169' 23294-4730 TDT4063 distance=169' 23100-4921 UC 4898 distance=176' 23385-4801 I 1474 distance=176' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 23272-5017 DUN 250 83 28.3 1
Show 23278-5021 I 1059 180 1.3 8
Show 23238-5009 TDT4018 245 0.5 34
Show 23227-5029 TDT4007 7 0.7 45
Show 23307-5056 UC 4972 113 22.8 52
Show 23208-5018 RST5560 AB 232 1.3 61
Show 23208-5018 DUN 248 AB,C 212 17.0 61
Show 23209-4927 RST1164 226 1.3 79
Show 23355-5012 DAW 27 357 3.7 80
Show 23293-5135 TOK 921 253 0.2 81
Show 23324-4913 UC 4979 14 26.7 82
Show 23336-4924 KPP4321 257 1.9 82
Show 23338-4924 UC 4985 194 14.6 83
Show 23203-5109 TDT3989 168 1.9 84
Show 23350-5100 I 692 AB 183 1.5 86
Show 23350-5100 B 9040 AC 35 17.0 86
Show 23193-5105 B 1401 308 0.7 90
Show 23366-4940 HJ 5408 307 7.5 99
Show 23357-5126 UC 4991 101 12.1 106
Show 23207-5147 TDT3991 152 0.7 110
Show 23356-4901 TDT4115 52 0.6 112
Show 23325-5157 TDT4091 9 3.4 112
Show 23270-5211 UC 4954 87 27.3 115
Show 23186-4858 RSS 576 112 8.9 115
Show 23299-5213 BRT2104 89 3.6 119
Show 23347-4843 TDT4105 233 0.4 119
Show 23235-5211 TOI2314 17 1.2 119
Show 23163-4918 UC 4912 87 25.6 121
Show 23274-5218 LDS 815 Ba,Bb 61 0.7 122
Show 23274-5218 LDS 815 AB 79 13.8 122
Show 23136-5044 KPP4306 324 1.6 133
Show 23363-4835 LDS 819 AB 304 28.9 135
Show 23363-4835 GAT 32 AC 329 322.9 135
Show 23143-4920 CPO 635 48 3.4 138
Show 23226-4806 I 1469 308 0.3 139
Show 23303-5233 TDT4071 178 3.5 140
Show 23133-4937 I 1467 322 0.1 141
Show 23128-5049 JNN 327 71 0.4 142
Show 23252-4757 TOI 319 76 0.1 142
Show 23121-5006 BRT1131 193 3.3 146
Show 23266-5243 EHR 21 122 0.5 147
Show 23271-5247 NSC 32 244 56.0 151
Show 23147-4835 SKF1187 338 161.1 159
Show 23129-5141 BVD 158 166 37.7 160
Show 23438-5044 RST1176 98 2.5 161
Show 23103-5016 BVD 157 18 53.7 162
Show 23409-5159 TDT4147 101 0.5 165
Show 23383-5229 FIN 291 124 2.4 169
Show 23294-4730 TDT4063 237 0.5 169
Show 23100-4921 UC 4898 308 51.5 176
Show 23385-4801 I 1474 245 0.3 176

 
 
WDS 23272-5017 : COMPONENTS
 
 
  A
B pa=78.5°
sep=18.30"
 
 
23272-5017 A
 
 
Componente originario normalizzato AB Name HD 220803 Coord arcsec 2000 232711.05-501647.0 Mag 7.63
Spectral class K2III (yellow-orange) PmRA 113.00 PmDE -35.0 SAO 247881
HIP 115762 Tycho2 8461-01264-1 HD 220803 GC 32623
CD CD-5013977 CP CP-5011819
Tycho2
Tycho2 8461-01264-1 Pflag RAmdeg 351.79604302 DEmdeg -50.27971244
PmRA 113.5 PmDE -35.6 E RAmdeg 5 E DEmdeg 5
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.16 EpDEm 1991.23
Num 10 Q RAmdeg 1.4 Q DEmdeg 1.2 Q pmRA 1.4
Q pmDE 1.1 BTmag 9.035 E BTmag 0.017 VTmag 7.630
E VTmag 0.010 Prox 294 TYC T HIP 115762
CCDM A RAdeg 351.79563333 DEdeg -50.27963083 EpRA 1990 1.70
EpDE 1990 1.77 E RAdeg 4.9 E DEdeg 5.0 Posflg
Corr 0.1
SAO
SAO 247881 DelFlag RA1950 PmRA1950 0.0101
DE1950 PmDE1950 -0.045 Vmag 7.7 SpType K2
Double code Source 70 CatNum 32623 DM CD-5013977
DMcomp BDsup HD 220803 M HD 0
GC 32623 RA1950rad 6.12788982 DE1950rad -0.88234764 PmRA2000 0.01
PmDE2000 -0.051
Hipparcos
Catalog H HIP 115762 Proxy RAhms 23 27 10.95
DEdms -50 16 46.7 Vmag 7.53 VarFlag R Vmag H
RAdeg 351.796 DEdeg -50.2796 AstroRef A Plx 3.43
CCDM 23272-5017 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual D M HIP
Theta Rho HD 220803 BD
CD CD-5013977 CP CP-5011819 Dm number -5013977 VIred 1.13
SpType K2III R SpType Coord arcsec 2000 232710.95-501646.7
Hipparcos 2
HIP 115762 Sn 95 So 3 Nc 1
RArad 6.1399916905 DErad -0.8775450073 Plx 4.64 PmRA 113.75
PmDE -34.96 E RArad 0.46 E DErad 0.49 E Plx 0.81
E pmRA 0.69 E pmDE 0.53 Hpmag 7.6981 E Hpmag 0.0061
SHp 0.016 VA 0 BV 1.194 E BV 0.01
VI 1.15
CCDM
Ccdm 23272-5017 RComp Comp A Note1
Note2 Discov num DRAs -0.91 DDEs 13.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.7 Sp K2 PmNote *
PmRA 119 PmDE -34 Dm number -5013977 Cat1 CD
Name2 247881 Cat2 SAO HD 220803 M HD
ADS BDS M ADS BDS N IDS IDS 23216S5050A
HIC 115762
 
 
23272-5017 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 232712.92-501643.4 Mag 8.54 Spectral class K2 (yellow-orange)
PmRA -15.00 PmDE -6.0 SAO 247883 HIP 115765
Tycho2 8461-01263-1 HD 220815 CD CD-5013978 CP CP-5011820
Calc delta mag 0.91 Calc coord yes
Tycho2
Tycho2 8461-01263-1 Pflag RAmdeg 351.80824471 DEmdeg -50.27873399
PmRA -15.8 PmDE -10.8 E RAmdeg 8 E DEmdeg 8
E pmRA 2.1 E pmDE 2.0 EpRAm 1991.53 EpDEm 1991.61
Num 3 Q RAmdeg 1.0 Q DEmdeg 0.4 Q pmRA 1.0
Q pmDE 0.3 BTmag 10.352 E BTmag 0.027 VTmag 8.544
E VTmag 0.013 Prox 294 TYC T HIP 115765
CCDM B RAdeg 351.80830167 DEdeg -50.27870944 EpRA 1990 1.71
EpDE 1990 1.80 E RAdeg 8.1 E DEdeg 8.2 Posflg
Corr 0.1
SAO
SAO 247883 DelFlag RA1950 PmRA1950 -0.0011
DE1950 PmDE1950 0.013 Vmag 8 SpType K2
Double code Source 48 CatNum 20493 DM CP-5011820
DMcomp BDsup HD 220815 M HD 0
GC RA1950rad 6.12816648 DE1950rad -0.88232835 PmRA2000 -0.0012
PmDE2000 0.007
Hipparcos
Catalog H HIP 115765 Proxy RAhms 23 27 14.00
DEdms -50 16 43.3 Vmag 8.44 VarFlag R Vmag H
RAdeg 351.808 DEdeg -50.2787 AstroRef B Plx 2.69
CCDM 23272-5017 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual D M HIP
Theta Rho HD 220815 BD
CD CD-5013978 CP CP-5011820 Dm number -5013978 VIred 1.24
SpType K2/K3 R SpType Coord arcsec 2000 232714.00-501643.3
Hipparcos 2
HIP 115765 Sn 95 So 3 Nc 1
RArad 6.1402135769 DErad -0.8775289838 Plx 1.19 PmRA -14.19
PmDE -5.23 E RArad 0.8 E DErad 0.86 E Plx 1.39
E pmRA 1.15 E pmDE 0.92 Hpmag 8.6211 E Hpmag 0.0109
SHp 0 VA 0 BV 1.277 E BV 0.197
VI 1.24
CCDM
Ccdm 23272-5017 RComp Comp B Note1
Note2 Discov num DUN 250 DRAs 2.05 DDEs 18.7
R dRAs 10 Year 1954 Theta 086 Rho 33.4
Obs 7 Vmag 8.7 Sp K2 PmNote *
PmRA -10 PmDE 13 Dm number -5013978 Cat1 CD
Name2 247883 Cat2 SAO HD 220815 M HD
ADS BDS M ADS BDS N IDS IDS 23216S5050B
HIC 115765